Rear Window Heater Switch

repair procedures

TEST

1. 1

   Faulty body electrical components can be quickly identified using the vehicle diagnostic system (KDS).

   The diagnostic system (KDS) provides the following data.

   1. Self-diagnosis: check for malfunctions and diagnostic trouble codes (DTC).

   2. Current data: check the status of system inputs/outputs.

   3. Actuator test: check the operating status of the system.

   4. Additional functions: control other functions, including system option settings and zero point adjustment.

2. 2

   Select "Vehicle Model" and "Body Control Module (BCM)" to select the vehicle to check with the tester.

3. 3

   Select the "Current Data" menu to view the current status of the input/output data. Search.

4. 4

   Forcibly input the input value of the module under test; select the "Actuation Test" option.

expansion

1. 1

   Disconnect the battery ground cable.

2. 2

   Remove the heater and A/C control unit.

   (Refer to Heating, Ventilation, Air Conditioning - "Heating and Air Conditioning Control Module" (Manual))

   (Refer to Heating, Ventilation and Air Conditioning - "Heating and Air Conditioning Control Module") (FATC)

Installation

1. 1

   Install the heater and A/C control unit.

2. 2

   Connect the negative (-) battery terminal.